20175866438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{9397}}^1$

素因数の和:9717

約数の個数: 64

約数和(自身を含む): 38195877888

約数和(自身を除く): 18020011450

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 251, 329, 502, 611, 658, 1222, 1757, 3263, 3514, 4277, 6526, 8554, 9397, 11797, 18794, 22841, 23594, 45682, 65779, 82579, 122161, 131558, 153361, 165158, 244322, 306722, 441659, 855127, 883318, 1073527, 1710254, 2147054, 2358647, 3091613, 4717294, 5741567, 6183226, 11483134, 16510529, 30662411, 33021058, 40190969, 61324822, 80381938, 110856409, 214636877, 221712818, 429273754, 775994863, 1441133317, 1551989726, 2882266634, 10087933219, 20175866438]

約数ペア:

[(1, 20175866438), (2, 10087933219), (7, 2882266634), (13, 1551989726), (14, 1441133317), (26, 775994863), (47, 429273754), (91, 221712818), (94, 214636877), (182, 110856409), (251, 80381938), (329, 61324822), (502, 40190969), (611, 33021058), (658, 30662411), (1222, 16510529), (1757, 11483134), (3263, 6183226), (3514, 5741567), (4277, 4717294), (6526, 3091613), (8554, 2358647), (9397, 2147054), (11797, 1710254), (18794, 1073527), (22841, 883318), (23594, 855127), (45682, 441659), (65779, 306722), (82579, 244322), (122161, 165158), (131558, 153361)]